KSZ8895MLUB Datasheet, PDF (96/120 Pages) Micrel Semiconductor – Integrated 5-Port 10/100 Managed Switch

Micrel, Inc.
Dynamic MAC Address Table
Table 17 is read only. The contents are maintained by the KSZ8895MLUB only.
Table 17. Format of Dynamic MAC Address Table (1K Entries)
Address Name
Description
71
MAC Empty
70 − 61 No of Valid Entries
1, there is no valid entry in the table.
0, there are valid entries in the table.
Indicates how many valid entries in the table.
0x3ff means 1K entries
0x1 and bit 71 = 0: means 2 entries
0x0 and bit 71 = 0: means 1 entry
0x0 and bit 71 = 1: means 0 entry
60 − 59 Time Stamp
2-bit counters for internal aging
58 − 56 Source Port
The source port where FID+MAC is learned.
000 Port 1
001 Port 2
010 Port 3
011 Port 4
100 Port 5
55
Data Ready
1, The entry is not ready, retry until this bit is set to 0.
0, The entry is ready.
54 − 48 FID
Filter ID.
47 − 0 MAC Address
48-bit MAC address.
KSZ8895MLUB
Mode
RO
Default
1
RO
0
RO
RO
0x0
RO
RO
0x0
RO
0x0
April 1, 2014
96
Revision 2.1